Provided is a connector device including a cable-side connector and a board-side connector. The cable-side connector has a cable-side housing and a plurality of cable connection terminals having pin-shaped contact portions, the cable connection terminal is configured to be connected to one end of a cable, and is provided in the cable-side housing, the board-side connector includes a board-side housing and a plurality of board fixing terminals, each board fixing terminal has a portion to be housed and an extending portion, the portion to be housed has an elastic contact piece and a closing portion, and is housed elastically displaceable inside each of a plurality of terminal housing spaces provided in the board-side housing, the extending portion extends to an outside through an opening of the terminal housing space, and is configured to be used by being fixed to a board, the elastic contact piece is configured to elastically contact the pin-shaped contact portion when the cable-side connector and the board-side connector are connected to each other, and the closing portion substantially closes the opening of the terminal housing space.